Nuprl Lemma : dneg_elim_a
9,38
postcript
pdf
A
:
. Dec(
A
)
((
A
)
A
)
latex
ProofTree
Definitions
t
T
,
P
Q
,
P
Q
,
P
Q
,
P
Q
,
,
x
:
A
.
B
(
x
)
,
A
,
False
Lemmas
decidable
wf
,
not
wf
,
dneg
elim
origin
A:
. Dec(A) 
((
A) 
A)
A:. Dec(A) ((A) A)
T Q
Q Q Qx:A. B(x)A